China Best Sales Shanghai Trailer Best Price Detachable 50-70ton Load 3 Axle Heavy Duty Low Bed Semi Trailer with High Quality Semi Trailer near me factory

Product Description

 

 

Product Description

Dimension:

500T Axle: 12axle/FUWA, Kingpin: 90# Tool box: 1pcs
9500mm*2550mm
*1800mm
Suspension: 3 axle air suspension Landing gear:   spare tire holder: 1pcs
3mm Tire: 12R22.5 tubeless tyres/12pcs BRAKING SYSTEM : WABCO RE6 relay valve t30/30 spring brake chamber.40L air tanks ABS: KEMI brand 4S2M 
Steel Spring leaf: 10pcs Electric system: 24V,LED light Painting: Aluminum alloy primary colors

Company Info.

ZheJiang Trailer Heavy Industry Co., Ltd. is a growing company engaged in trailer manufacturing and distribution of CZPT trucks, trailer accessories and equipment. ZheJiang Trailer is focused on becoming an international partner in modern transportation, dedicated to manufacturing industry-leading trailers and truck equipment to customers worldwide.

Our target:

1. Let the customer who has not bought ZheJiang trailer try to buy ZheJiang trailer!

2. Let the customer who has bought ZheJiang Trailer Trust ZheJiang trailer forever!

With Trailer manufacturing as its core business, ZheJiang Trailer is growing and expanding into new markets around the world, products include container semitrailer, low bed semitrailer, tank Semitrailer, dump Semitrailer, Cargo Semitrailer, tractor trailer and various special vehicles. Over the years, ZheJiang Trailer has enjoyed a reputation and share in China′s domestic Trailer industry. Today, ZheJiang Trailer is expanding internationally and is exported to 59 countries. As a growing company, ZheJiang Trailer′s products have become 1 of the most innovative flagship products in the industry through its forward-looking business approach and extensive detail about superior product quality.

ZheJiang Trailer offers one-stop solutions to address global logistics needs. ZheJiang Trailer to become a first-class transport equipment professional supplier as the primary goal, to provide quality to customers, ensure after-sales service, for every employee worldwide promotion and growth opportunities.

So far, ZheJiang Trailer has been widely exported to most African markets, Algeria, Djibouti, Ethiopia, Kenya, Sudan, Uganda, Malawi, Tanzania, Mozambique, Cameroon, Ghana, Zimbabwe, dubai, Russia, Malaysia, the Philippines, Vietnam, Indonesia, Singapore, Trinidad and Tobago and FUJI, Australia, South America.

ZheJiang Trailer can provide OEM, ODM, OBM services, customized to customer requirements.

Our Strengths:

1. Fast! We can according to the customer′s actual demand, to provide customized service, production cycle control within 20 days!

2. Convenient! We provide a full range of trailer parts and spare parts supply services, late supporting more convenient!

3. Hard! We control the quality of raw materials, accessories and process of trailer production at the source to ensure that the quality of each trailer we produce can be excellent.

4. Ease of mind! We will be based on resources and experience, looking for the most suitable for customers of the transport scheme, with professional packaging and delivery services, so that customers more assured of the transport process!

Welcome to contact with US and visit our company, hope to cooperate with each partner for a long time!

 

Customer Question & Answer

Which markets do your vehicle export to?
We exported the flatbed trailers, sidewall trailers, Fence trailer, dump trucks, tipper trailers,Low bed trailer to all over the world, especially for the Africa Market and Mid east markets, the clients come from Djibouti, Ghana, Mozambique, Mauritania, Saudi Arabia, Tanzania, Benin, Indonesia, Thailand and so on.

What can you buy from us?
Semi Trailer,Flatbed Semi Trailer,Lowbed Semi Trailer,Dump Trailer,Tank Truck.

 What information should I let you know if I want to get a quotation?
Please let us know the your purpose,road condition,cargo type,tons of your cargo,dimensions of trailer,quantity etc. The more info you provide, the more accurate model and price you will get.

Is it available to print our own brand on the vehicle?
Totally acceptable as you wish.

How to Choose the Right Worm Shaft

You might be curious to know how to choose the right Worm Shaft. In this article, you will learn about worm modules with the same pitch diameter, Double-thread worm gears, and Self-locking worm drive. Once you have chosen the proper Worm Shaft, you will find it easier to use the equipment in your home. There are many advantages to selecting the right Worm Shaft. Read on to learn more.
worm shaft

Concave shape

The concave shape of a worm’s shaft is an important characteristic for the design of a worm gearing. Worm gearings can be found in a wide range of shapes, and the basic profile parameters are available in professional and firm literature. These parameters are used in geometry calculations, and a selection of the right worm gearing for a particular application can be based on these requirements.
The thread profile of a worm is defined by the tangent to the axis of its main cylinder. The teeth are shaped in a straight line with a slightly concave shape along the sides. It resembles a helical gear, and the profile of the worm itself is straight. This type of gearing is often used when the number of teeth is greater than a certain limit.
The geometry of a worm gear depends on the type and manufacturer. In the earliest days, worms were made similar to simple screw threads, and could be chased on a lathe. During this time, the worm was often made with straight-sided tools to produce threads in the acme plane. Later, grinding techniques improved the thread finish and reduced distortions resulting from hardening.
When a worm gearing has multiple teeth, the pitch angle is a key parameter. A greater pitch angle increases efficiency. If you want to increase the pitch angle without increasing the number of teeth, you can replace a worm pair with a different number of thread starts. The helix angle must increase while the center distance remains constant. A higher pitch angle, however, is almost never used for power transmissions.
The minimum number of gear teeth depends on the angle of pressure at zero gearing correction. The diameter of the worm is d1, and is based on a known module value, mx or mn. Generally, larger values of m are assigned to larger modules. And a smaller number of teeth is called a low pitch angle. In case of a low pitch angle, spiral gearing is used. The pitch angle of the worm gear is smaller than 10 degrees.
worm shaft

Multiple-thread worms

Multi-thread worms can be divided into sets of one, two, or 4 threads. The ratio is determined by the number of threads on each set and the number of teeth on the apparatus. The most common worm thread counts are 1,2,4, and 6. To find out how many threads you have, count the start and end of each thread and divide by two. Using this method, you will get the correct thread count every time.
The tangent plane of a worm’s pitch profile changes as the worm moves lengthwise along the thread. The lead angle is greatest at the throat, and decreases on both sides. The curvature radius r” varies proportionally with the worm’s radius, or pitch angle at the considered point. Hence, the worm leads angle, r, is increased with decreased inclination and decreases with increasing inclination.
Multi-thread worms are characterized by a constant leverage between the gear surface and the worm threads. The ratio of worm-tooth surfaces to the worm’s length varies, which enables the wormgear to be adjusted in the same direction. To optimize the gear contact between the worm and gear, the tangent relationship between the 2 surfaces is optimal.
The efficiency of worm gear drives is largely dependent on the helix angle of the worm. Multiple thread worms can improve the efficiency of the worm gear drive by as much as 25 to 50% compared to single-thread worms. Worm gears are made of bronze, which reduces friction and heat on the worm’s teeth. A specialized machine can cut the worm gears for maximum efficiency.

Double-thread worm gears

In many different applications, worm gears are used to drive a worm wheel. These gears are unique in that the worm cannot be reversed by the power applied to the worm wheel. Because of their self-locking properties, they can be used to prevent reversing motion, although this is not a dependable function. Applications for worm gears include hoisting equipment, elevators, chain blocks, fishing reels, and automotive power steering. Because of their compact size, these gears are often used in applications with limited space.
Worm sets typically exhibit more wear than other types of gears, and this means that they require more limited contact patterns in new parts. Worm wheel teeth are concave, making it difficult to measure tooth thickness with pins, balls, and gear tooth calipers. To measure tooth thickness, however, you can measure backlash, a measurement of the spacing between teeth in a gear. Backlash can vary from 1 worm gear to another, so it is important to check the backlash at several points. If the backlash is different in 2 places, this indicates that the teeth may have different spacing.
Single-thread worm gears provide high speed reduction but lower efficiency. A multi-thread worm gear can provide high efficiency and high speed, but this comes with a trade-off in terms of horsepower. However, there are many other applications for worm gears. In addition to heavy-duty applications, they are often used in light-duty gearboxes for a variety of functions. When used in conjunction with double-thread worms, they allow for a substantial speed reduction in 1 step.
Stainless-steel worm gears can be used in damp environments. The worm gear is not susceptible to rust and is ideal for wet and damp environments. The worm wheel’s smooth surfaces make cleaning them easy. However, they do require lubricants. The most common lubricant for worm gears is mineral oil. This lubricant is designed to protect the worm drive.
worm shaft

Self-locking worm drive

A self-locking worm drive prevents the platform from moving backward when the motor stops. A dynamic self-locking worm drive is also possible but does not include a holding brake. This type of self-locking worm drive is not susceptible to vibrations, but may rattle if released. In addition, it may require an additional brake to keep the platform from moving. A positive brake may be necessary for safety.
A self-locking worm drive does not allow for the interchangeability of the driven and driving gears. This is unlike spur gear trains that allow both to interchange positions. In a self-locking worm drive, the driving gear is always engaged and the driven gear remains stationary. The drive mechanism locks automatically when the worm is operated in the wrong manner. Several sources of information on self-locking worm gears include the Machinery’s Handbook.
A self-locking worm drive is not difficult to build and has a great mechanical advantage. In fact, the output of a self-locking worm drive cannot be backdriven by the input shaft. DIYers can build a self-locking worm drive by modifying threaded rods and off-the-shelf gears. However, it is easier to make a ratchet and pawl mechanism, and is significantly less expensive. However, it is important to understand that you can only drive 1 worm at a time.
Another advantage of a self-locking worm drive is the fact that it is not possible to interchange the input and output shafts. This is a major benefit of using such a mechanism, as you can achieve high gear reduction without increasing the size of the gear box. If you’re thinking about buying a self-locking worm gear for a specific application, consider the following tips to make the right choice.
An enveloping worm gear set is best for applications requiring high accuracy and efficiency, and minimum backlash. Its teeth are shaped differently, and the worm’s threads are modified to increase surface contact. They are more expensive to manufacture than their single-start counterparts, but this type is best for applications where accuracy is crucial. The worm drive is also a great option for heavy trucks because of their large size and high-torque capacity.

China Best Sales Shanghai Trailer Best Price Detachable 50-70ton Load 3 Axle Heavy Duty Low Bed Semi Trailer with High Quality Semi Trailer   near me factory China Best Sales Shanghai Trailer Best Price Detachable 50-70ton Load 3 Axle Heavy Duty Low Bed Semi Trailer with High Quality Semi Trailer   near me factory